Home / 146,126.88-219,138.48-52,607.52

Finding the Fourth Proportional to 146,126.88, 219,138.48 and 52,607.52

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Solution

The fourth proportional to 146,126.88, 219,138.48 and 52,607.52 is: 78,892.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,126.88 : 219,138.48 = 52,607.52 : x
  2. Step 2: Convert to fraction form
    146,126.88/219,138.48 = 52,607.52/x
  3. Step 3: Cross multiply
    146,126.88x = 219,138.48 × 52,607.52
  4. Step 4: Simplify right side
    146,126.88x = 11,528,331,969.37
  5. Step 5: Solve for x
    x = 11,528,331,969.37/146,126.88
  6. Step 6: Final answer
    x = 78,892.62

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.